MUSICAL INSTRUMENT KEYBOARD Russian patent published in 2023 - IPC G10C3/12 

FIELD: musical instruments.

SUBSTANCE: invention relates to the keys of a piano, grand pianos and accordions, and is intended for people with low vision and impaired coordination of movements. The goal of the invention is enabling people with visual impairments and movement coordination impairments to play on a piano design keyboard, ensuring an optimal transition from note keys to keys of derivative steps of notes and vice versa, as well as preparing users to switch to playing on a classic piano design keyboard. The technical result is achieved by the fact that the keyboard of the musical instrument is represented by a piano design keyboard, with large white note keys and small black keys of derivative steps of notes, and it is equipped with additional small keys and replaceable removable caps on the keys, additional small keys are installed on large note keys, and replaceable removable nozzles are made with the possibility of their installation on additional small keys, and the upper surfaces of the additional small keys and the upper surfaces of the small keys are in the same horizontal, ascending or descending plane.

EFFECT: enabling people with visual impairments and movement coordination impairments to play on a piano design keyboard, ensuring an optimal transition from note keys to keys of derivative steps of notes and vice versa, as well as preparing users to switch to playing on a classic piano design keyboard.

1 cl, 7 dwg